The similarity of mitochondria and chloroplasts to bacterial cells led to the development of the ________, which proposes that these organelles are derived from bacteria

Fill in the blank with correct word.


Answer: endosymbiont theory

Biology & Microbiology

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Ockham's razor could also be called the principle of ____

a. parsimony b. selectivity c. identity d. homogeneity e. exceptionalism

Biology & Microbiology

Transformation in a cloning experiment is ________

A) ligating pieces of foreign DNA together B) inserting DNA into bacteria cells C) cutting DNA with restriction enzymes D) using PCR to clone a gene E) a technique for determining gene copy number in a genome

Biology & Microbiology

Which of the following is NOT a general feature of active transport?

A. All of the above are characteristics of active transport B. Requires a carrier protein C. Can move molecules against a concentration gradient D. Requires a form of energy

Biology & Microbiology

What factors stimulate uterine contractions and birth? 

A. LH and prostaglandins B. Prolactin and prostaglandins C. hCG and prostaglandins D. FSH and prostaglandins E. Oxytocin and prostaglandins

Biology & Microbiology